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. Author manuscript; available in PMC: 2022 Aug 1.
Published in final edited form as: J Biol Inorg Chem. 2021 Jul 6;26(5):583–597. doi: 10.1007/s00775-021-01876-6

Fig. 2.

Fig. 2

Structure of MMP-1 CAT domain. The secondary structure elements (β-strands (orange) and α helices (light sea green)), the Zn(II) ions (Zn1 & Zn2 (grey)), Ca(II) ions (forest green), S-loop (blue), V-B loop (green), Ω-loop (purple) which includes the S1’ specificity loop (red) and Met-turn (yellow) are depicted.